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chamilo-lms
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[svn r10886] Added $loglevel and changed all "echo" to "error_log" to allow silent running.

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Added libraries inclusions (cannot rely on configuration to have been loaded correctly so far).
Updated scorm libraries inclusions
skala
Yannick Warnier 19 years ago
parent f64f5ada91
commit d0b4b9c12c
1 changed files with 55 additions and 46 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 101
      main/newscorm/scorm_migrate_db.php

101
main/newscorm/scorm_migrate_db.php
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@ -5,15 +5,22 @@
* @package dokeos.scorm
* @author Yannick Warnier <ywarnier@beeznest.org>
*/
//TODO change the install_db and update_db scripts to use this script
/**
* Include mandatory libraries
*/
require_once('back_compat.inc.php');
require_once('learnpath.class.php');
require_once('scorm.class.php');
require_once('../inc/lib/main_api.lib.php');
require_once('../inc/lib/database.lib.php');
require_once('../inc/lib/document.lib.php');
//require_once('../inc/lib/fileDisplay.lib.php');
//require_once('../inc/lib/fileUpload.lib.php'); //replace_dangerous_char()
require_once('../inc/lib/fileManage.lib.php'); //check_name_exists()
//include_once('../inc/lib/pclzip/pclzip.lib.php');
require_once('../newscorm/learnpath.class.php');
require_once('../newscorm/scorm.class.php');
ini_set('max_execution_time',7200);
ini_set('max_execution_time',0);
$loglevel = 0;
function my_get_time($time){
$matches = array();
@ -35,7 +42,7 @@ fwrite($fh,"-- Recording course homepages links changes to enable reverting\n");
fwrite($fh_revert,"-- Recording reverted course homepages links changes to enable reverting\n");
fwrite($fh_res,"-- Recording resulting course homepages links changes\n");
echo "<html><body>";
//echo "<html><body>";
/**
* New tables definition:
@ -61,7 +68,7 @@ while ($row = Database::fetch_array($res))
$courses_id_list[$row['code']] = $row['db_name'];
$courses_dir_list[$row['code']] = $row['directory'];
}
echo "Tables created/deleted for all courses<br />\n";
if($loglevel>0){error_log("Tables created/deleted for all courses",0);}
/**
* The migration needs to take all data from the original learnpath tables and add them to the new
@ -73,7 +80,7 @@ echo "Tables created/deleted for all courses<br />\n";
foreach($courses_list as $db)
{
$incoherences = 0;
echo "Now starting migration of learnpath tables from $db database...<br />\n";
if($loglevel>0){error_log("Now starting migration of learnpath tables from $db database...",0);}
$lp_main = Database::get_course_table(TABLE_LEARNPATH_MAIN,$db);
$lp_ids = array();
$lp_user = Database::get_course_learnpath_user_table($db);
@ -97,12 +104,14 @@ foreach($courses_list as $db)
$sql_test = "SELECT * FROM $my_new_lp";
$res_test = mysql_query($sql_test);
$sql_lp = "SELECT * FROM $lp_main";
echo "$sql_lp<br />\n";
if($loglevel>1){error_log("$sql_lp",0);}
$res_lp = mysql_query($sql_lp);//using mysql_query to avoid dying on failure
if(!$res_lp or !$res_test){
echo "+++Problem querying DB $lp_main+++ skipping (".mysql_error().")<br />\n";
if(!$res_test){
echo "This might be due to no existing table in the destination course<br />\n";
if($loglevel>1){
error_log("+++Problem querying DB $lp_main+++ skipping (".mysql_error().")",0);
if(!$res_test){
error_log("This might be due to no existing table in the destination course",0);
}
}
continue;
}
@ -250,13 +259,13 @@ foreach($courses_list as $db)
case 'c':
//chapter-type prereq
$prereq_id = $lp_chap_items[$row['prereq_id']];
if(empty($prereq_id)){echo "Could not find prereq chapter ".$row['prereq_id']."<br/>\n";}
if(empty($prereq_id) && $loglevel>1){error_log("Could not find prereq chapter ".$row['prereq_id'],0);}
break;
case 'i':
default:
//item type prereq
$prereq_id = $lp_items[$parent_lps[$row['chapter_id']]][$row['prereq_id']];
if(empty($prereq_id)){echo "Could not find prereq item ".$row['prereq_id']."<br/>\n";}
if(empty($prereq_id) && $loglevel>1){error_log("Could not find prereq item ".$row['prereq_id'],0);}
break;
}
}
@ -503,9 +512,9 @@ foreach($courses_list as $db)
echo "Done!".$msg."<br/>\n";
flush();
ob_flush();
if($loglevel>0){error_log("Done!".$msg,0);}
//flush();
//ob_flush();
}
unset($lp_ids);
unset($lp_users);
@ -525,7 +534,7 @@ fwrite($fh_res,"-- Recording resulting course homepages links changes for SCORM\
* The migration needs to take all data from the scorm.scorm_main and scorm.scorm_sco_data tables
* and add them to the new lp, lp_view, lp_item and lp_item_view tables.
*/
echo "<br/><br/>Now starting migration of scorm tables from global SCORM database<br />\n";
if($loglevel>0){error_log("Now starting migration of scorm tables from global SCORM database",0);}
$scorm_main = Database::get_scorm_main_table($db);
$scorm_item = Database::get_scorm_sco_data_table($db);
$lp_main = Database::get_course_table(TABLE_LEARNPATH_MAIN,$db);
@ -540,7 +549,7 @@ $scorm_lp_paths = array();
//avoid empty dokeosCourse fields as they potentially break the rest
$course_main = Database::get_main_table(TABLE_MAIN_COURSE);
$sql_crs = "SELECT * FROM $course_main WHERE target_course_code IS NULL";
echo "$sql_crs<br />\n";
if($loglevel>0){error_log("$sql_crs",0);}
$res_crs = api_sql_query($sql_crs,__FILE__,__LINE__);
$num = Database::num_rows($res_crs);
@ -550,7 +559,7 @@ $course_code_swap = '';
$scormdocuments_lps = array();
while($course_row = Database::fetch_array($res_crs)){
echo "<br/>\nNow dealing with course ".$course_row['code']."... <br/>\n";
if($loglevel>0){error_log("Now dealing with course ".$course_row['code']."...",0);}
//check the validity of this new course
$my_course_code = $course_row['code'];
@ -559,14 +568,14 @@ while($course_row = Database::fetch_array($res_crs)){
$db_name = $courses_id_list[$my_course_code];
$tblscodoc = Database::get_course_table(TABLE_SCORMDOC,$db_name);
$sql_scodoc = "SELECT path FROM $tblscodoc WHERE path IS NOT NULL AND path != ''";
echo "$sql_scodoc<br/>";
if($loglevel>1){error_log("$sql_scodoc",0);}
$res_scodoc = api_sql_query($sql_scodoc,__FILE__,__LINE__);
while($row_scodoc = Database::fetch_array($res_scodoc)){
//check if there's more than one slash in total
if(strpos($row_scodoc['path'],'/',1)===false){
$tmp_path = $row_scodoc['path'];
echo "++Now opening $tmp_path<br/>";
if($loglevel>1){error_log("++Now opening $tmp_path",0);}
//add a prefixing slash if there is none
if(substr($tmp_path,0,1)!='/'){
@ -588,17 +597,17 @@ while($course_row = Database::fetch_array($res_crs)){
//avoid if contentTitle is not the name of an existing directory
}elseif(!is_file($courses_dir."/imsmanifest.xml")){
//if the imsmanifest file was not found there
echo " !!imsmanifest.xml not found at scormdocument's $courses_dir/imsmanifest.xml, skipping<br/>\n";
if($loglevel>2){error_log(" !!imsmanifest.xml not found at scormdocument's $courses_dir/imsmanifest.xml, skipping",0);}
//try subdirectories on one level depth
echo " Trying subdirectories...<br/>";
if($loglevel>2){error_log(" Trying subdirectories...",0);}
$dh = opendir($courses_dir);
while($entry = readdir($dh)){
if(substr($entry,0,1)!='.'){
if(is_dir($courses_dir."/".$entry)){
if(is_file($courses_dir."/".$entry."/imsmanifest.xml")){
echo ". .. and found $courses_dir/$entry/imsmanifest.xml!<br/>";
if($loglevel>2){error_log(". .. and found $courses_dir/$entry/imsmanifest.xml!",0);}
if(!in_array($tmp_path."/".$entry."/imsmanifest.xml",$scormdocuments_lps)){
echo " Recording.<br/>";
if($loglevel>2){error_log(" Recording.<br/>",0);}
$scormdocuments_lps[] = $tmp_path."/".$entry;
}
}
@ -606,7 +615,7 @@ while($course_row = Database::fetch_array($res_crs)){
}
}
}else{
echo " Found scormdocument $tmp_path in ".api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code]."/scorm, treating it.<br/>\n";
if($loglevel>2){error_log(" Found scormdocument $tmp_path in ".api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code]."/scorm, treating it.",0);}
$scormdocuments_lps[] = $tmp_path;
}
}
@ -616,7 +625,7 @@ while($course_row = Database::fetch_array($res_crs)){
$scorms[$my_course_code] = array();
$sql_paths = "SELECT * FROM $scorm_main WHERE dokeosCourse = '".$my_course_code."'";
echo "$sql_paths<br/>";
if($loglevel>0){error_log("$sql_paths",0);}
$res_paths = api_sql_query($sql_paths,__FILE__,__LINE__);
$num = Database::num_rows($res_paths);
while($scorm_row = Database::fetch_array($res_paths)){
@ -629,16 +638,16 @@ while($course_row = Database::fetch_array($res_crs)){
if($my_path=='/'){
$my_path='';
}
echo "++++Now opening $my_path<br/>";
if($loglevel>1){error_log("++++Now opening $my_path",0);}
if(!is_dir($courses_dir = api_get_path(SYS_COURSE_PATH).''.$courses_dir_list[$my_course_code].'/scorm'.$my_path)){
echo "Path $my_content_id: $my_path doesn't exist in ".api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code]."/scorm, skipping<br/>\n";
if($loglevel>1){error_log("Path $my_content_id: $my_path doesn't exist in ".api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code]."/scorm, skipping",0);}
continue;
//avoid if contentTitle is not the name of an existing directory
}elseif(!is_file(api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code].'/scorm'.$my_path."/imsmanifest.xml")){
echo "!!imsmanifest.xml not found at ".api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code].'/scorm'.$my_path."/imsmanifest.xml, skipping<br/>\n";
if($loglevel>1){error_log("!!imsmanifest.xml not found at ".api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code].'/scorm'.$my_path."/imsmanifest.xml, skipping",0);}
continue;
}else{
echo "Found $my_path in ".api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code]."/scorm".$mypath."/imsmanifest.xml, keeping it.<br/>\n";
if($loglevel>1){error_log("Found $my_path in ".api_get_path(SYS_COURSE_PATH).$courses_dir_list[$my_course_code]."/scorm".$mypath."/imsmanifest.xml, keeping it.",0);}
$scorms[$my_course_code][$my_path] = $my_content_id;
}
}
@ -647,7 +656,7 @@ while($course_row = Database::fetch_array($res_crs)){
foreach($scormdocuments_lps as $path){
if(!in_array($path,array_keys($scorms[$my_course_code]))){
//add it (-1 means no ID)
echo "** Scormdocument path $path wasn't recorded yet. Added.<br/>\n";
if($loglevel>1){error_log("** Scormdocument path $path wasn't recorded yet. Added.",0);}
$scorms[$my_course_code][$path] = -1;
}
}
@ -661,7 +670,7 @@ $my_count = 0;
foreach($scorms as $mycourse => $my_paths){
$my_count += count($my_paths);
}
echo "<br/>\n---- Scorms array now contains ".$mycount." paths to migrate. Starting migration...<br />\n";
if($loglevel>0){error_log("---- Scorms array now contains ".$mycount." paths to migrate. Starting migration...",0);}
/**
* Looping through the SCO_MAIN table for SCORM learnpath attached to courses
@ -674,7 +683,7 @@ foreach($scorms as $my_course_code => $paths_list )
$course_lp_done = array();
$db_name = $courses_id_list[$my_course_code].'.'.$course_pref;
foreach($paths_list as $my_path => $old_id){
echo "Migrating lp $my_path from course $my_course_code...<br>\n";
if($loglevel>1){error_log("Migrating lp $my_path from course $my_course_code...",0);}
$i_count ++;
//error_log('New LP - Migration script - Content '.$i_count.' on '.$num.' (course '.$scorm['dokeosCourse'].')',0);
//check if there is no embedded learnpaths into other learnpaths (one root-level and another embedded)
@ -687,7 +696,7 @@ foreach($scorms as $my_course_code => $paths_list )
//let it be
}else{
//this lp is embedded inside another lp who's imsmanifest exists, so prevent from parsing
echo "LP $my_path is embedded into $tmp_lp, ignoring...<br/>\n";
if($loglevel>1){error_log("LP $my_path is embedded into $tmp_lp, ignoring...",0);}
$embedded = true;
continue;
}
@ -701,7 +710,7 @@ foreach($scorms as $my_course_code => $paths_list )
$my_path = $my_path;
$my_name = basename($my_path);
echo "Try importing LP $my_path from imsmanifest first as it is more reliable<br/>\n";
if($loglevel>1){error_log("Try importing LP $my_path from imsmanifest first as it is more reliable",0);}
//Setup the ims path (path to the imsmanifest.xml file)
//echo "Looking for course with code ".$lp_course_code[$my_content_id]." (using $my_content_id)<br />\n";
@ -714,7 +723,7 @@ foreach($scorms as $my_course_code => $paths_list )
$oScorm = new scorm();
//check if imsmanifest.xml exists at this location. If not, ignore the imsmanifest.
//That should have been done before already, now.
echo "Found imsmanifest ($ims), importing...<br />\n";
if($loglevel>1){error_log("Found imsmanifest ($ims), importing...",0);}
if(!empty($sco_middle_path)){$oScorm->subdir = $sco_middle_path;} //this sets the subdir for the scorm package inside the scorm dir
//parse manifest file
$manifest = $oScorm->parse_manifest($ims);
@ -723,7 +732,7 @@ foreach($scorms as $my_course_code => $paths_list )
//TODO add code to update the path in that new lp created, as it probably uses / where
//$sco_path_temp should be used...
$lp_ids[$my_content_id] = $oScorm->lp_id; //contains the old LP ID => the new LP ID
echo " @@@ Created scorm lp ".$oScorm->lp_id." from imsmanifest [".$ims."] in course $my_course_code<br/>\n";
if($loglevel>1){error_log(" @@@ Created scorm lp ".$oScorm->lp_id." from imsmanifest [".$ims."] in course $my_course_code",0);}
$lp_course[$my_content_id] = $courses_id_list[$my_course_code]; //contains the old learnpath ID => the course DB name
$lp_course_code[$my_content_id] = $my_course_code;
$max_dsp_lp++;
@ -805,7 +814,7 @@ foreach($scorms as $my_course_code => $paths_list )
}
else{
echo "This is a normal SCORM path<br/>\n";
if($loglevel>1){error_log("This is a normal SCORM path",0);}
$scorm_lp_paths[$my_content_id]['path'] = $my_path;
//$scorm_lp_paths[$my_content_id]['ims'] = '';
$table_name = $db_name.$new_lp;
@ -832,7 +841,7 @@ foreach($scorms as $my_course_code => $paths_list )
"'Unknown'," .
"'scorm_api.php'" .
")";
echo "$sql_ins<br />\n";
if($loglevel>1){error_log("$sql_ins",0);}
$sql_res = api_sql_query($sql_ins,__FILE__,__LINE__);
$in_id = Database::get_last_insert_id();
if(empty($in_id) or $in_id == false) die('Could not insert scorm lp: '.$sql_ins);
@ -854,7 +863,7 @@ foreach($scorms as $my_course_code => $paths_list )
//check if imsmanifest.xml exists at this location. If not, ignore the imsmanifest.
//That should have been done before already, now.
if(!is_file($scorm_lp_paths[$my_content_id]['ims'])){
echo "!!! imsmanifest file not found at ".$scorm_lp_paths[$my_content_id]['ims'].' for old lp '.$my_content_id.' and new '.$lp_ids[$my_content_id]."<br />\n";
if($loglevel>1){error_log("!!! imsmanifest file not found at ".$scorm_lp_paths[$my_content_id]['ims'].' for old lp '.$my_content_id.' and new '.$lp_ids[$my_content_id],0);}
$manifest = false;
}else{
//echo "Parsing ".$scorm_lp_paths[$my_content_id]['ims']."<br>\n";
@ -869,7 +878,7 @@ foreach($scorms as $my_course_code => $paths_list )
"SET name = '$my_lp_title', " .
"default_encoding = '".strtoupper($oScorm->manifest_encoding)."' " .
"WHERE id = ".$lp_ids[$my_content_id];
echo "Updating title and encoding: ".$my_sql."<br/>\n";
if($loglevel>1){error_log("Updating title and encoding: ".$my_sql,0);}
$my_res = api_sql_query($my_sql,__FILE__,__LINE__);
}
}
@ -1139,9 +1148,9 @@ foreach($scorms as $my_course_code => $paths_list )
flush();
}
}
echo "All done!";
echo "</body></html>";
fclose($fh);
fclose($fh_revert);
fclose($fh_res);
?>
if($loglevel>0){error_log("All done!",0);}
//echo "</body></html>";
?>
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